| Similarity | Rank | |
|---|---|---|
| life-saving | 0.942 | 29825 |
| defibrillators | 0.675 | 77005 |
| resuscitation | 0.672 | 40780 |
| defibrillator | 0.650 | 55191 |
| CPR | 0.644 | 18327 |
| emergency | 0.643 | 2319 |
| cardiopulmonary | 0.643 | 63246 |
| first-aid | 0.636 | 59873 |
| AEDs | 0.624 | 74415 |
| life-threatening | 0.604 | 17072 |
| life-support | 0.596 | 96230 |
| life-sustaining | 0.595 | 79480 |
| at-risk | 0.591 | 24719 |
| rescue | 0.589 | 4781 |
| hyperbaric | 0.587 | 69540 |
| medical | 0.584 | 679 |
| rescuers | 0.583 | 43885 |
| paramedics | 0.583 | 32127 |
| safety | 0.581 | 996 |
| prevention | 0.581 | 4470 |
| firefighting | 0.581 | 46148 |
| responders | 0.578 | 21960 |
| aid | 0.577 | 1837 |
| clinics | 0.569 | 8128 |
| EMTs | 0.568 | 72741 |